/**
 * The MIT License
 *
 * Copyright (c) 2010 Benjamin Klum
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package org.helgoboss.scala_additions

import java.io.{File, PrintWriter}

abstract class FileTree {
    private var processor: FileTreeProcessor = _

    implicit def stringToFileElement(s: String) = new FileElement(s)
    implicit def fileToFileElement(f: File) = new FileElement(f.getPath)
    
    class FileElement(name: String) {
        def <<(block: => Any) {
            processor.enterDir(name)
            block
            processor.leaveDir
        }
        
        def <<(fileContent: String) {
            processor.createFile(name, fileContent)
        }

        def <<(f: File => Any) {
            processor.createArbitrary(name, f)
        }
    }
    

    def structure: Unit

    def processWith(processor: FileTreeProcessor) {
        this.processor = processor
        structure
    }
    
    def createIn(rootDir: File) {
        processWith(new CreateProcessor(rootDir))
    }
    
    def printTo(pw: PrintWriter) {
        processWith(new PrintProcessor(pw))
    }
}
